text = """
Python is a popular programming language. It is widely used for web development, data science, and more.
Python has a simple and readable syntax, which makes it great for beginners.
"""
words = text.lower().split()
word_frequency = {}
for word in words:
    word = word.strip(".,!?")
    if word in word_frequency:
        word_frequency[word] += 1
    else:
        word_frequency[word] = 1

for word, frequency in word_frequency.items():
    print(f"{word}: {frequency}")